Software / code / prosody
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plugins/muc/muc.lib.lua @ 1808:e164fdb2d18f
MUC: Added MUC feature to the disco#info replies of rooms.
| author | Waqas Hussain <waqas20@gmail.com> |
|---|---|
| date | Tue, 22 Sep 2009 00:38:06 +0500 |
| parent | 1778:f4213d84ba8a |
| child | 1818:a394e0bd4847 |
| rev | line source |
|---|---|
| 1734 | 1 -- Prosody IM |
| 2 -- Copyright (C) 2008-2009 Matthew Wild | |
| 3 -- Copyright (C) 2008-2009 Waqas Hussain | |
| 4 -- | |
| 5 -- This project is MIT/X11 licensed. Please see the | |
| 6 -- COPYING file in the source package for more information. | |
| 7 -- | |
| 8 | |
| 9 local datamanager = require "util.datamanager"; | |
| 10 local datetime = require "util.datetime"; | |
| 11 | |
| 12 local jid_split = require "util.jid".split; | |
| 13 local jid_bare = require "util.jid".bare; | |
| 14 local st = require "util.stanza"; | |
| 15 local log = require "util.logger".init("mod_muc"); | |
| 16 local multitable_new = require "util.multitable".new; | |
| 17 local t_insert, t_remove = table.insert, table.remove; | |
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18 local setmetatable = setmetatable; |
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19 local base64 = require "util.encodings".base64; |
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20 local md5 = require "util.hashes".md5; |
| 1734 | 21 |
| 22 local muc_domain = nil; --module:get_host(); | |
| 23 local history_length = 20; | |
| 24 | |
| 25 ------------ | |
| 26 local function filter_xmlns_from_array(array, filters) | |
| 27 local count = 0; | |
| 28 for i=#array,1,-1 do | |
| 29 local attr = array[i].attr; | |
| 30 if filters[attr and attr.xmlns] then | |
| 31 t_remove(array, i); | |
| 32 count = count + 1; | |
| 33 end | |
| 34 end | |
| 35 return count; | |
| 36 end | |
| 37 local function filter_xmlns_from_stanza(stanza, filters) | |
| 38 if filters then | |
| 39 if filter_xmlns_from_array(stanza.tags, filters) ~= 0 then | |
| 40 return stanza, filter_xmlns_from_array(stanza, filters); | |
| 41 end | |
| 42 end | |
| 43 return stanza, 0; | |
| 44 end | |
| 45 local presence_filters = {["http://jabber.org/protocol/muc"]=true;["http://jabber.org/protocol/muc#user"]=true}; | |
| 46 local function get_filtered_presence(stanza) | |
| 47 return filter_xmlns_from_stanza(st.clone(stanza), presence_filters); | |
| 48 end | |
| 49 local kickable_error_conditions = { | |
| 50 ["gone"] = true; | |
| 51 ["internal-server-error"] = true; | |
| 52 ["item-not-found"] = true; | |
| 53 ["jid-malformed"] = true; | |
| 54 ["recipient-unavailable"] = true; | |
| 55 ["redirect"] = true; | |
| 56 ["remote-server-not-found"] = true; | |
| 57 ["remote-server-timeout"] = true; | |
| 58 ["service-unavailable"] = true; | |
| 59 }; | |
| 60 local function get_kickable_error(stanza) | |
| 61 for _, tag in ipairs(stanza.tags) do | |
| 62 if tag.name == "error" and tag.attr.xmlns == "jabber:client" then | |
| 63 for _, cond in ipairs(tag.tags) do | |
| 64 if cond.attr.xmlns == "urn:ietf:params:xml:ns:xmpp-stanzas" then | |
| 65 return kickable_error_conditions[cond.name] and cond.name; | |
| 66 end | |
| 67 end | |
| 68 return true; -- malformed error message | |
| 69 end | |
| 70 end | |
| 71 return true; -- malformed error message | |
| 72 end | |
| 73 local function getUsingPath(stanza, path, getText) | |
| 74 local tag = stanza; | |
| 75 for _, name in ipairs(path) do | |
| 76 if type(tag) ~= 'table' then return; end | |
| 77 tag = tag:child_with_name(name); | |
| 78 end | |
| 79 if tag and getText then tag = table.concat(tag); end | |
| 80 return tag; | |
| 81 end | |
| 82 local function getTag(stanza, path) return getUsingPath(stanza, path); end | |
| 83 local function getText(stanza, path) return getUsingPath(stanza, path, true); end | |
| 84 ----------- | |
| 85 | |
| 86 --[[function get_room_disco_info(room, stanza) | |
| 87 return st.iq({type='result', id=stanza.attr.id, from=stanza.attr.to, to=stanza.attr.from}):query("http://jabber.org/protocol/disco#info") | |
| 88 :tag("identity", {category='conference', type='text', name=room._data["name"]):up() | |
| 89 :tag("feature", {var="http://jabber.org/protocol/muc"}); -- TODO cache disco reply | |
| 90 end | |
| 91 function get_room_disco_items(room, stanza) | |
| 92 return st.iq({type='result', id=stanza.attr.id, from=stanza.attr.to, to=stanza.attr.from}):query("http://jabber.org/protocol/disco#items"); | |
| 93 end -- TODO allow non-private rooms]] | |
| 94 | |
| 95 -- | |
| 96 | |
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97 local room_mt = {}; |
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98 room_mt.__index = room_mt; |
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99 |
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100 function room_mt:get_default_role(affiliation) |
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101 if affiliation == "owner" or affiliation == "admin" then |
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102 return "moderator"; |
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103 elseif affiliation == "member" or not affiliation then |
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104 return "participant"; |
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105 end |
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106 end |
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107 |
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108 function room_mt:broadcast_presence(stanza, code, nick) |
| 1734 | 109 stanza = get_filtered_presence(stanza); |
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110 local data = self._occupants[stanza.attr.from]; |
| 1734 | 111 stanza:tag("x", {xmlns='http://jabber.org/protocol/muc#user'}) |
| 112 :tag("item", {affiliation=data.affiliation, role=data.role, nick=nick}):up(); | |
| 113 if code then | |
| 114 stanza:tag("status", {code=code}):up(); | |
| 115 end | |
| 116 local me; | |
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117 for occupant, o_data in pairs(self._occupants) do |
| 1734 | 118 if occupant ~= stanza.attr.from then |
| 119 for jid in pairs(o_data.sessions) do | |
| 120 stanza.attr.to = jid; | |
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121 self:route_stanza(stanza); |
| 1734 | 122 end |
| 123 else | |
| 124 me = o_data; | |
| 125 end | |
| 126 end | |
| 127 if me then | |
| 128 stanza:tag("status", {code='110'}); | |
| 129 for jid in pairs(me.sessions) do | |
| 130 stanza.attr.to = jid; | |
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131 self:route_stanza(stanza); |
| 1734 | 132 end |
| 133 end | |
| 134 end | |
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135 function room_mt:broadcast_message(stanza, historic) |
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136 for occupant, o_data in pairs(self._occupants) do |
| 1734 | 137 for jid in pairs(o_data.sessions) do |
| 138 stanza.attr.to = jid; | |
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139 self:route_stanza(stanza); |
| 1734 | 140 end |
| 141 end | |
| 142 if historic then -- add to history | |
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143 local history = self._data['history']; |
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144 if not history then history = {}; self._data['history'] = history; end |
| 1734 | 145 -- stanza = st.clone(stanza); |
| 146 stanza:tag("delay", {xmlns = "urn:xmpp:delay", from = muc_domain, stamp = datetime.datetime()}):up(); -- XEP-0203 | |
| 147 stanza:tag("x", {xmlns = "jabber:x:delay", from = muc_domain, stamp = datetime.legacy()}):up(); -- XEP-0091 (deprecated) | |
| 148 t_insert(history, st.clone(st.preserialize(stanza))); | |
| 149 while #history > history_length do t_remove(history, 1) end | |
| 150 end | |
| 151 end | |
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152 function room_mt:broadcast_except_nick(stanza, nick) |
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153 for rnick, occupant in pairs(self._occupants) do |
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154 if rnick ~= nick then |
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155 for jid in pairs(occupant.sessions) do |
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156 stanza.attr.to = jid; |
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157 self:route_stanza(stanza); |
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158 end |
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159 end |
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160 end |
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161 end |
| 1734 | 162 |
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163 function room_mt:send_occupant_list(to) |
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164 local current_nick = self._jid_nick[to]; |
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165 for occupant, o_data in pairs(self._occupants) do |
| 1734 | 166 if occupant ~= current_nick then |
| 167 local pres = get_filtered_presence(o_data.sessions[o_data.jid]); | |
| 168 pres.attr.to, pres.attr.from = to, occupant; | |
| 169 pres:tag("x", {xmlns='http://jabber.org/protocol/muc#user'}) | |
| 170 :tag("item", {affiliation=o_data.affiliation, role=o_data.role}):up(); | |
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171 self:route_stanza(pres); |
| 1734 | 172 end |
| 173 end | |
| 174 end | |
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175 function room_mt:send_history(to) |
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176 local history = self._data['history']; -- send discussion history |
| 1734 | 177 if history then |
| 178 for _, msg in ipairs(history) do | |
| 179 msg = st.deserialize(msg); | |
| 180 msg.attr.to=to; | |
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181 self:route_stanza(msg); |
| 1734 | 182 end |
| 183 end | |
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184 if self._data['subject'] then |
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185 self:route_stanza(st.message({type='groupchat', from=self.jid, to=to}):tag("subject"):text(self._data['subject'])); |
| 1734 | 186 end |
| 187 end | |
| 188 | |
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189 local function room_get_disco_info(self, stanza) |
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190 return st.reply(stanza):query("http://jabber.org/protocol/disco#info") |
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191 :tag("identity", {category="conference", type="text"}):up() |
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192 :tag("feature", {var="http://jabber.org/protocol/muc"}); |
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193 end |
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194 local function room_get_disco_items(self, stanza) |
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195 return st.reply(stanza):query("http://jabber.org/protocol/disco#items"); |
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196 end |
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197 function room_mt:set_subject(current_nick, subject) |
| 1734 | 198 -- TODO check nick's authority |
| 199 if subject == "" then subject = nil; end | |
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200 self._data['subject'] = subject; |
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201 if self.save then self:save(); end |
| 1734 | 202 local msg = st.message({type='groupchat', from=current_nick}) |
| 203 :tag('subject'):text(subject):up(); | |
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204 self:broadcast_message(msg, false); |
| 1734 | 205 return true; |
| 206 end | |
| 207 | |
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208 function room_mt:handle_to_occupant(origin, stanza) -- PM, vCards, etc |
| 1734 | 209 local from, to = stanza.attr.from, stanza.attr.to; |
| 210 local room = jid_bare(to); | |
| 211 local current_nick = self._jid_nick[from]; | |
| 212 local type = stanza.attr.type; | |
| 213 log("debug", "room: %s, current_nick: %s, stanza: %s", room or "nil", current_nick or "nil", stanza:top_tag()); | |
| 214 if (select(2, jid_split(from)) == muc_domain) then error("Presence from the MUC itself!!!"); end | |
| 215 if stanza.name == "presence" then | |
| 216 local pr = get_filtered_presence(stanza); | |
| 217 pr.attr.from = current_nick; | |
| 218 if type == "error" then -- error, kick em out! | |
| 219 if current_nick then | |
| 220 log("debug", "kicking %s from %s", current_nick, room); | |
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221 self:handle_to_occupant(origin, st.presence({type='unavailable', from=from, to=to}) |
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222 :tag('status'):text('This participant is kicked from the room because he sent an error presence')); -- send unavailable |
| 1734 | 223 end |
| 224 elseif type == "unavailable" then -- unavailable | |
| 225 if current_nick then | |
| 226 log("debug", "%s leaving %s", current_nick, room); | |
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227 local data = self._occupants[current_nick]; |
| 1734 | 228 data.role = 'none'; |
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229 self:broadcast_presence(pr); |
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230 self._occupants[current_nick] = nil; |
| 1734 | 231 self._jid_nick[from] = nil; |
| 232 end | |
| 233 elseif not type then -- available | |
| 234 if current_nick then | |
| 235 --if #pr == #stanza or current_nick ~= to then -- commented because google keeps resending directed presence | |
| 236 if current_nick == to then -- simple presence | |
| 237 log("debug", "%s broadcasted presence", current_nick); | |
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238 self._occupants[current_nick].sessions[from] = pr; |
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239 self:broadcast_presence(pr); |
| 1734 | 240 else -- change nick |
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241 if self._occupants[to] then |
| 1734 | 242 log("debug", "%s couldn't change nick", current_nick); |
| 243 origin.send(st.error_reply(stanza, "cancel", "conflict"):tag("x", {xmlns = "http://jabber.org/protocol/muc"})); | |
| 244 else | |
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245 local data = self._occupants[current_nick]; |
| 1734 | 246 local to_nick = select(3, jid_split(to)); |
| 247 if to_nick then | |
| 248 log("debug", "%s (%s) changing nick to %s", current_nick, data.jid, to); | |
| 249 local p = st.presence({type='unavailable', from=current_nick}); | |
|
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250 self:broadcast_presence(p, '303', to_nick); |
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251 self._occupants[current_nick] = nil; |
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252 self._occupants[to] = data; |
| 1734 | 253 self._jid_nick[from] = to; |
| 254 pr.attr.from = to; | |
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255 self._occupants[to].sessions[from] = pr; |
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256 self:broadcast_presence(pr); |
| 1734 | 257 else |
| 258 --TODO malformed-jid | |
| 259 end | |
| 260 end | |
| 261 end | |
| 262 --else -- possible rejoin | |
| 263 -- log("debug", "%s had connection replaced", current_nick); | |
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264 -- self:handle_to_occupant(origin, st.presence({type='unavailable', from=from, to=to}) |
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265 -- :tag('status'):text('Replaced by new connection'):up()); -- send unavailable |
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266 -- self:handle_to_occupant(origin, stanza); -- resend available |
| 1734 | 267 --end |
| 268 else -- enter room | |
| 269 local new_nick = to; | |
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270 if self._occupants[to] then |
| 1734 | 271 new_nick = nil; |
| 272 end | |
| 273 if not new_nick then | |
| 274 log("debug", "%s couldn't join due to nick conflict: %s", from, to); | |
| 275 origin.send(st.error_reply(stanza, "cancel", "conflict"):tag("x", {xmlns = "http://jabber.org/protocol/muc"})); | |
| 276 else | |
| 277 log("debug", "%s joining as %s", from, to); | |
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278 if not next(self._affiliations) then -- new room, no owners |
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279 self._affiliations[jid_bare(from)] = "owner"; |
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280 end |
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281 local affiliation = self:get_affiliation(from); |
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282 local role = self:get_default_role(affiliation) |
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283 if role then -- new occupant |
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284 self._occupants[to] = {affiliation=affiliation, role=role, jid=from, sessions={[from]=get_filtered_presence(stanza)}}; |
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285 self._jid_nick[from] = to; |
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286 self:send_occupant_list(from); |
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287 pr.attr.from = to; |
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288 self:broadcast_presence(pr); |
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289 self:send_history(from); |
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290 else -- banned |
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291 origin.send(st.error_reply(stanza, "auth", "forbidden"):tag("x", {xmlns = "http://jabber.org/protocol/muc"})); |
| 1734 | 292 end |
| 293 end | |
| 294 end | |
| 295 elseif type ~= 'result' then -- bad type | |
| 296 origin.send(st.error_reply(stanza, "modify", "bad-request")); -- FIXME correct error? | |
| 297 end | |
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298 elseif not current_nick then -- not in room |
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299 if type == "error" or type == "result" then |
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300 local id = stanza.name == "iq" and stanza.attr.id and base64.decode(stanza.attr.id); |
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301 local _nick, _id, _hash = (id or ""):match("^(.+)%z(.*)%z(.+)$"); |
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302 local occupant = self._occupants[stanza.attr.to]; |
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303 if occupant and _nick and self._jid_nick[_nick] and _id and _hash then |
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304 local id, _to = stanza.attr.id; |
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305 for jid in pairs(occupant.sessions) do |
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306 if md5(jid) == _hash then |
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307 _to = jid; |
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308 break; |
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309 end |
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310 end |
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311 if _to then |
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312 stanza.attr.to, stanza.attr.from, stanza.attr.id = _to, self._jid_nick[_nick], _id; |
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313 self:route_stanza(stanza); |
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314 stanza.attr.to, stanza.attr.from, stanza.attr.id = to, from, id; |
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315 end |
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316 end |
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317 else |
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318 origin.send(st.error_reply(stanza, "cancel", "not-acceptable")); |
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319 end |
| 1734 | 320 elseif stanza.name == "message" and type == "groupchat" then -- groupchat messages not allowed in PM |
| 321 origin.send(st.error_reply(stanza, "modify", "bad-request")); | |
| 322 else -- private stanza | |
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323 local o_data = self._occupants[to]; |
| 1734 | 324 if o_data then |
| 325 log("debug", "%s sent private stanza to %s (%s)", from, to, o_data.jid); | |
| 326 local jid = o_data.jid; | |
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327 local bare = jid_bare(jid); |
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328 stanza.attr.to, stanza.attr.from = jid, current_nick; |
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329 local id = stanza.attr.id; |
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330 if stanza.name=='iq' and type=='get' and stanza.tags[1].attr.xmlns == 'vcard-temp' and bare ~= jid then |
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331 stanza.attr.to = bare; |
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332 stanza.attr.id = base64.encode(jid.."\0"..id.."\0"..md5(from)); |
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333 end |
| 1734 | 334 self:route_stanza(stanza); |
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335 stanza.attr.to, stanza.attr.from, stanza.attr.id = to, from, id; |
| 1734 | 336 elseif type ~= "error" and type ~= "result" then -- recipient not in room |
| 337 origin.send(st.error_reply(stanza, "cancel", "item-not-found", "Recipient not in room")); | |
| 338 end | |
| 339 end | |
| 340 end | |
| 341 | |
|
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342 function room_mt:handle_form(origin, stanza) |
|
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343 if self:get_affiliation(stanza.attr.from) ~= "owner" then origin.send(st.error_reply(stanza, "auth", "forbidden")); return; end |
|
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344 if stanza.attr.type == "get" then |
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345 local title = "Configuration for "..self.jid; |
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346 origin.send(st.reply(stanza):query("http://jabber.org/protocol/muc#owner") |
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347 :tag("x", {xmlns='jabber:x:data', type='form'}) |
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348 :tag("title"):text(title):up() |
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349 :tag("instructions"):text(title):up() |
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350 :tag("field", {type='hidden', var='FORM_TYPE'}):tag("value"):text("http://jabber.org/protocol/muc#roomconfig"):up():up() |
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351 :tag("field", {type='boolean', label='Make Room Persistent?', var='muc#roomconfig_persistentroom'}) |
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352 :tag("value"):text(self._data.persistent and "1" or "0"):up() |
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353 :up() |
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354 :tag("field", {type='boolean', label='Make Room Publicly Searchable?', var='muc#roomconfig_publicroom'}) |
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355 :tag("value"):text(self._data.hidden and "0" or "1"):up() |
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356 :up() |
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357 ); |
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358 elseif stanza.attr.type == "set" then |
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359 local query = stanza.tags[1]; |
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360 local form; |
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361 for _, tag in ipairs(query.tags) do if tag.name == "x" and tag.attr.xmlns == "jabber:x:data" then form = tag; break; end end |
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362 if not form then origin.send(st.error_reply(stanza, "cancel", "service-unavailable")); return; end |
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363 if form.attr.type == "cancel" then origin.send(st.reply(stanza)); return; end |
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364 if form.attr.type ~= "submit" then origin.send(st.error_reply(stanza, "cancel", "bad-request")); return; end |
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365 local fields = {}; |
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366 for _, field in pairs(form.tags) do |
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367 if field.name == "field" and field.attr.var and field.tags[1].name == "value" and #field.tags[1].tags == 0 then |
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368 fields[field.attr.var] = field.tags[1][1] or ""; |
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369 end |
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370 end |
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371 if fields.FORM_TYPE ~= "http://jabber.org/protocol/muc#roomconfig" then origin.send(st.error_reply(stanza, "cancel", "bad-request")); return; end |
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372 |
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373 local persistent = fields['muc#roomconfig_persistentroom']; |
|
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374 if persistent == "0" or persistent == "false" then persistent = nil; elseif persistent == "1" or persistent == "true" then persistent = true; |
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375 else origin.send(st.error_reply(stanza, "cancel", "bad-request")); return; end |
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376 self._data.persistent = persistent; |
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377 module:log("debug", "persistent=%s", tostring(persistent)); |
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378 |
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379 local public = fields['muc#roomconfig_publicroom']; |
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380 if public == "0" or public == "false" then public = nil; elseif public == "1" or public == "true" then public = true; |
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381 else origin.send(st.error_reply(stanza, "cancel", "bad-request")); return; end |
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382 self._data.hidden = not public and true or nil; |
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383 |
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384 if self.save then self:save(true); end |
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385 origin.send(st.reply(stanza)); |
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386 end |
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387 end |
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388 |
|
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389 function room_mt:handle_to_room(origin, stanza) -- presence changes and groupchat messages, along with disco/etc |
| 1734 | 390 local type = stanza.attr.type; |
|
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391 local xmlns = stanza.tags[1] and stanza.tags[1].attr.xmlns; |
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392 if stanza.name == "iq" then |
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393 if xmlns == "http://jabber.org/protocol/disco#info" and type == "get" then |
| 1734 | 394 origin.send(room_get_disco_info(self, stanza)); |
|
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395 elseif xmlns == "http://jabber.org/protocol/disco#items" and type == "get" then |
| 1734 | 396 origin.send(room_get_disco_items(self, stanza)); |
|
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397 elseif xmlns == "http://jabber.org/protocol/muc#admin" then |
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398 local actor = stanza.attr.from; |
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399 local affiliation = self:get_affiliation(actor); |
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400 local current_nick = self._jid_nick[actor]; |
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401 local role = current_nick and self._occupants[current_nick].role or self:get_default_role(affiliation); |
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402 local item = stanza.tags[1].tags[1]; |
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403 if item and item.name == "item" then |
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404 if type == "set" then |
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405 local callback = function() origin.send(st.reply(stanza)); end |
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406 if not item.attr.jid and item.attr.nick then -- COMPAT Workaround for Miranda sending 'nick' instead of 'jid' when changing affiliation |
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407 local occupant = self._occupants[self.jid.."/"..item.attr.nick]; |
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408 if occupant then item.attr.jid = occupant.jid; end |
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409 end |
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410 if item.attr.affiliation and item.attr.jid and not item.attr.role then |
|
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411 local success, errtype, err = self:set_affiliation(actor, item.attr.jid, item.attr.affiliation, callback); |
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412 if not success then origin.send(st.error_reply(stanza, errtype, err)); end |
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413 elseif item.attr.role and item.attr.nick and not item.attr.affiliation then |
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414 local success, errtype, err = self:set_role(actor, self.jid.."/"..item.attr.nick, item.attr.role, callback); |
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415 if not success then origin.send(st.error_reply(stanza, errtype, err)); end |
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416 else |
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417 origin.send(st.error_reply(stanza, "cancel", "bad-request")); |
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418 end |
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419 elseif type == "get" then |
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420 local _aff = item.attr.affiliation; |
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421 local _rol = item.attr.role; |
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422 if _aff and not _rol then |
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423 if affiliation == "owner" or (affiliation == "admin" and _aff ~= "owner" and _aff ~= "admin") then |
|
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424 local reply = st.reply(stanza):query("http://jabber.org/protocol/muc#admin"); |
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425 for jid, affiliation in pairs(self._affiliations) do |
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426 if affiliation == _aff then |
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427 reply:tag("item", {affiliation = _aff, jid = jid}):up(); |
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428 end |
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429 end |
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430 origin.send(reply); |
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431 else |
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432 origin.send(st.error_reply(stanza, "auth", "forbidden")); |
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433 end |
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434 elseif _rol and not _aff then |
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435 if role == "moderator" then |
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436 -- TODO allow admins and owners not in room? Provide read-only access to everyone who can see the participants anyway? |
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437 if _rol == "none" then _rol = nil; end |
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438 local reply = st.reply(stanza):query("http://jabber.org/protocol/muc#admin"); |
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439 for nick, occupant in pairs(self._occupants) do |
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440 if occupant.role == _rol then |
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441 reply:tag("item", {nick = nick, role = _rol or "none", affiliation = occupant.affiliation or "none", jid = occupant.jid}):up(); |
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442 end |
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443 end |
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444 origin.send(reply); |
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445 else |
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446 origin.send(st.error_reply(stanza, "auth", "forbidden")); |
|
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447 end |
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448 else |
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449 origin.send(st.error_reply(stanza, "cancel", "bad-request")); |
|
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450 end |
|
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265863a5612b
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diff
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|
451 end |
|
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452 elseif type == "set" or type == "get" then |
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453 origin.send(st.error_reply(stanza, "cancel", "bad-request")); |
|
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454 end |
|
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455 elseif xmlns == "http://jabber.org/protocol/muc#owner" and (type == "get" or type == "set") and stanza.tags[1].name == "query" then |
|
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456 self:handle_form(origin, stanza); |
|
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457 elseif type == "set" or type == "get" then |
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458 origin.send(st.error_reply(stanza, "cancel", "service-unavailable")); |
|
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459 end |
| 1734 | 460 elseif stanza.name == "message" and type == "groupchat" then |
| 461 local from, to = stanza.attr.from, stanza.attr.to; | |
| 462 local room = jid_bare(to); | |
| 463 local current_nick = self._jid_nick[from]; | |
| 464 if not current_nick then -- not in room | |
| 465 origin.send(st.error_reply(stanza, "cancel", "not-acceptable")); | |
| 466 else | |
| 467 local from = stanza.attr.from; | |
| 468 stanza.attr.from = current_nick; | |
| 469 local subject = getText(stanza, {"subject"}); | |
| 470 if subject then | |
| 471 self:set_subject(current_nick, subject); -- TODO use broadcast_message_stanza | |
| 472 else | |
|
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|
473 self:broadcast_message(stanza, true); |
| 1734 | 474 end |
| 475 end | |
|
1768
802c40384dd0
MUC: Don't kick on errors in private messages.
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|
476 elseif stanza.name == "message" and type == "error" and get_kickable_error(stanza) then |
|
802c40384dd0
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|
477 local current_nick = self._jid_nick[stanza.attr.from]; |
|
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|
478 log("debug", "%s kicked from %s for sending an error message", current_nick, self.jid); |
|
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|
479 self:handle_to_occupant(origin, st.presence({type='unavailable', from=stanza.attr.from, to=stanza.attr.to}) |
|
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|
480 :tag('status'):text('This participant is kicked from the room because he sent an error message to another occupant')); -- send unavailable |
| 1734 | 481 elseif stanza.name == "presence" then -- hack - some buggy clients send presence updates to the room rather than their nick |
| 482 local to = stanza.attr.to; | |
| 483 local current_nick = self._jid_nick[stanza.attr.from]; | |
| 484 if current_nick then | |
| 485 stanza.attr.to = current_nick; | |
|
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diff
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|
486 self:handle_to_occupant(origin, stanza); |
| 1734 | 487 stanza.attr.to = to; |
| 488 elseif type ~= "error" and type ~= "result" then | |
| 489 origin.send(st.error_reply(stanza, "cancel", "service-unavailable")); | |
| 490 end | |
| 491 elseif stanza.name == "message" and not stanza.attr.type and #stanza.tags == 1 and self._jid_nick[stanza.attr.from] | |
| 492 and stanza.tags[1].name == "x" and stanza.tags[1].attr.xmlns == "http://jabber.org/protocol/muc#user" and #stanza.tags[1].tags == 1 | |
| 493 and stanza.tags[1].tags[1].name == "invite" and stanza.tags[1].tags[1].attr.to then | |
| 494 local _from, _to = stanza.attr.from, stanza.attr.to; | |
| 495 local _invitee = stanza.tags[1].tags[1].attr.to; | |
| 496 stanza.attr.from, stanza.attr.to = _to, _invitee; | |
| 497 stanza.tags[1].tags[1].attr.from, stanza.tags[1].tags[1].attr.to = _from, nil; | |
| 498 self:route_stanza(stanza); | |
| 499 stanza.tags[1].tags[1].attr.from, stanza.tags[1].tags[1].attr.to = nil, _invitee; | |
| 500 stanza.attr.from, stanza.attr.to = _from, _to; | |
| 501 else | |
| 502 if type == "error" or type == "result" then return; end | |
| 503 origin.send(st.error_reply(stanza, "cancel", "service-unavailable")); | |
| 504 end | |
| 505 end | |
| 506 | |
|
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|
507 function room_mt:handle_stanza(origin, stanza) |
| 1734 | 508 local to_node, to_host, to_resource = jid_split(stanza.attr.to); |
| 509 if to_resource then | |
|
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|
510 self:handle_to_occupant(origin, stanza); |
| 1734 | 511 else |
|
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|
512 self:handle_to_room(origin, stanza); |
| 1734 | 513 end |
| 514 end | |
| 515 | |
|
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|
516 function room_mt:route_stanza(stanza) end -- Replace with a routing function, e.g., function(room, stanza) core_route_stanza(origin, stanza); end |
|
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|
517 |
|
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518 function room_mt:get_affiliation(jid) |
|
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519 local node, host, resource = jid_split(jid); |
|
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520 local bare = node and node.."@"..host or host; |
|
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521 local result = self._affiliations[bare]; -- Affiliations are granted, revoked, and maintained based on the user's bare JID. |
|
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522 if not result and self._affiliations[host] == "outcast" then result = "outcast"; end -- host banned |
|
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|
523 return result; |
|
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|
524 end |
|
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|
525 function room_mt:set_affiliation(actor, jid, affiliation, callback) |
|
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|
526 jid = jid_bare(jid); |
|
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|
527 if affiliation == "none" then affiliation = nil; end |
|
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|
528 if affiliation and affiliation ~= "outcast" and affiliation ~= "owner" and affiliation ~= "admin" and affiliation ~= "member" then |
|
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|
529 return nil, "modify", "not-acceptable"; |
|
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|
530 end |
|
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|
531 if self:get_affiliation(actor) ~= "owner" then return nil, "cancel", "not-allowed"; end |
|
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|
532 if jid_bare(actor) == jid then return nil, "cancel", "not-allowed"; end |
|
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533 self._affiliations[jid] = affiliation; |
|
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|
534 local role = self:get_default_role(affiliation); |
|
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MUC: Fixed: Unavailable presence was being sent for all role and affiliation changes. Now sent only for kicked occupants.
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|
535 local p = st.presence() |
|
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diff
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|
536 :tag("x", {xmlns = "http://jabber.org/protocol/muc#user"}) |
|
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|
537 :tag("item", {affiliation=affiliation or "none", role=role or "none"}):up(); |
|
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|
538 local x = p.tags[1]; |
|
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diff
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|
539 local item = x.tags[1]; |
|
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|
540 if not role then -- getting kicked |
|
1750
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diff
changeset
|
541 p.attr.type = "unavailable"; |
|
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diff
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|
542 if affiliation == "outcast" then |
|
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diff
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|
543 x:tag("status", {code="301"}):up(); -- banned |
|
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|
544 else |
|
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|
545 x:tag("status", {code="321"}):up(); -- affiliation change |
|
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diff
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|
546 end |
|
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diff
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|
547 end |
|
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diff
changeset
|
548 local modified_nicks = {}; |
|
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diff
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|
549 for nick, occupant in pairs(self._occupants) do |
|
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diff
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|
550 if jid_bare(occupant.jid) == jid then |
|
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diff
changeset
|
551 if not role then -- getting kicked |
|
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diff
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|
552 self._occupants[nick] = nil; |
|
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diff
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|
553 else |
|
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diff
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|
554 t_insert(modified_nicks, nick); |
|
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diff
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|
555 occupant.affiliation, occupant.role = affiliation, role; |
|
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diff
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|
556 end |
|
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|
557 p.attr.from = nick; |
|
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diff
changeset
|
558 for jid in pairs(occupant.sessions) do -- remove for all sessions of the nick |
|
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diff
changeset
|
559 if not role then self._jid_nick[jid] = nil; end |
|
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diff
changeset
|
560 p.attr.to = jid; |
|
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diff
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|
561 self:route_stanza(p); |
|
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diff
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|
562 end |
|
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parents:
1740
diff
changeset
|
563 end |
|
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MUC: Owners can now modify roles and affiliations
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parents:
1740
diff
changeset
|
564 end |
|
1755
1614e8e62ad5
MUC: Fixed an undefined global access.
Waqas Hussain <waqas20@gmail.com>
parents:
1754
diff
changeset
|
565 if self.save then self:save(); end |
|
1742
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MUC: Owners can now modify roles and affiliations
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diff
changeset
|
566 if callback then callback(); end |
|
1483a62d69bb
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parents:
1740
diff
changeset
|
567 for _, nick in ipairs(modified_nicks) do |
|
1483a62d69bb
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1740
diff
changeset
|
568 p.attr.from = nick; |
|
1483a62d69bb
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diff
changeset
|
569 self:broadcast_except_nick(p, nick); |
|
1483a62d69bb
MUC: Owners can now modify roles and affiliations
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1740
diff
changeset
|
570 end |
|
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diff
changeset
|
571 return true; |
|
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parents:
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diff
changeset
|
572 end |
| 1734 | 573 |
|
1742
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1740
diff
changeset
|
574 function room_mt:get_role(nick) |
|
1483a62d69bb
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1740
diff
changeset
|
575 local session = self._occupants[nick]; |
|
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diff
changeset
|
576 return session and session.role or nil; |
|
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diff
changeset
|
577 end |
|
1483a62d69bb
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parents:
1740
diff
changeset
|
578 function room_mt:set_role(actor, nick, role, callback) |
|
1752
4db786919805
MUC: Added kicking support.
Waqas Hussain <waqas20@gmail.com>
parents:
1751
diff
changeset
|
579 if role == "none" then role = nil; end |
|
1742
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1740
diff
changeset
|
580 if role and role ~= "moderator" and role ~= "participant" and role ~= "visitor" then return nil, "modify", "not-acceptable"; end |
|
1483a62d69bb
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1740
diff
changeset
|
581 if self:get_affiliation(actor) ~= "owner" then return nil, "cancel", "not-allowed"; end |
|
1483a62d69bb
MUC: Owners can now modify roles and affiliations
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1740
diff
changeset
|
582 local occupant = self._occupants[nick]; |
|
1483a62d69bb
MUC: Owners can now modify roles and affiliations
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parents:
1740
diff
changeset
|
583 if not occupant then return nil, "modify", "not-acceptable"; end |
|
1743
d00b144f4bcf
MUC: An admin or owner MUST NOT be able to revoke moderation privileges from another admin or owner.
Waqas Hussain <waqas20@gmail.com>
parents:
1742
diff
changeset
|
584 if occupant.affiliation == "owner" or occupant.affiliation == "admin" then return nil, "cancel", "not-allowed"; end |
|
1750
a1c18470eeee
MUC: Fixed: Unavailable presence was being sent for all role and affiliation changes. Now sent only for kicked occupants.
Waqas Hussain <waqas20@gmail.com>
parents:
1749
diff
changeset
|
585 local p = st.presence({from = nick}) |
|
1742
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diff
changeset
|
586 :tag("x", {xmlns = "http://jabber.org/protocol/muc#user"}) |
|
1744
265863a5612b
MUC: Added support for requesting various lists (owner, admin, voice, etc).
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diff
changeset
|
587 :tag("item", {affiliation=occupant.affiliation or "none", nick=nick, role=role or "none"}):up(); |
|
1742
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1740
diff
changeset
|
588 if not role then -- kick |
|
1750
a1c18470eeee
MUC: Fixed: Unavailable presence was being sent for all role and affiliation changes. Now sent only for kicked occupants.
Waqas Hussain <waqas20@gmail.com>
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1749
diff
changeset
|
589 p.attr.type = "unavailable"; |
|
1742
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diff
changeset
|
590 self._occupants[nick] = nil; |
|
1483a62d69bb
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diff
changeset
|
591 for jid in pairs(occupant.sessions) do -- remove for all sessions of the nick |
|
1483a62d69bb
MUC: Owners can now modify roles and affiliations
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1740
diff
changeset
|
592 self._jid_nick[jid] = nil; |
|
1483a62d69bb
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diff
changeset
|
593 end |
|
1483a62d69bb
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diff
changeset
|
594 p:tag("status", {code = "307"}):up(); |
|
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1740
diff
changeset
|
595 else |
|
1483a62d69bb
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diff
changeset
|
596 occupant.role = role; |
|
1483a62d69bb
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diff
changeset
|
597 end |
|
1483a62d69bb
MUC: Owners can now modify roles and affiliations
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1740
diff
changeset
|
598 for jid in pairs(occupant.sessions) do -- send to all sessions of the nick |
|
1483a62d69bb
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parents:
1740
diff
changeset
|
599 p.attr.to = jid; |
|
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MUC: Owners can now modify roles and affiliations
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1740
diff
changeset
|
600 self:route_stanza(p); |
|
1483a62d69bb
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diff
changeset
|
601 end |
|
1483a62d69bb
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diff
changeset
|
602 if callback then callback(); end |
|
1483a62d69bb
MUC: Owners can now modify roles and affiliations
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1740
diff
changeset
|
603 self:broadcast_except_nick(p, nick); |
|
1737
31c3eb5797c7
MUC: Initial support for roles and affiliations
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1736
diff
changeset
|
604 return true; |
|
31c3eb5797c7
MUC: Initial support for roles and affiliations
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1736
diff
changeset
|
605 end |
|
31c3eb5797c7
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parents:
1736
diff
changeset
|
606 |
|
31c3eb5797c7
MUC: Initial support for roles and affiliations
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parents:
1736
diff
changeset
|
607 local _M = {}; -- module "muc" |
|
31c3eb5797c7
MUC: Initial support for roles and affiliations
Waqas Hussain <waqas20@gmail.com>
parents:
1736
diff
changeset
|
608 |
|
1749
cf2ade983e12
MUC: Changed a MUC library method into a function.
Waqas Hussain <waqas20@gmail.com>
parents:
1746
diff
changeset
|
609 function _M.new_room(jid) |
|
1735
81406277279e
MUC: The MUC lib is now metatable based. Cleaned up code, etc.
Waqas Hussain <waqas20@gmail.com>
parents:
1734
diff
changeset
|
610 return setmetatable({ |
| 1734 | 611 jid = jid; |
| 612 _jid_nick = {}; | |
|
1739
393abf245322
MUC: Renamed _participants table to _occupants
Waqas Hussain <waqas20@gmail.com>
parents:
1737
diff
changeset
|
613 _occupants = {}; |
| 1734 | 614 _data = {}; |
|
1737
31c3eb5797c7
MUC: Initial support for roles and affiliations
Waqas Hussain <waqas20@gmail.com>
parents:
1736
diff
changeset
|
615 _affiliations = {}; |
|
1735
81406277279e
MUC: The MUC lib is now metatable based. Cleaned up code, etc.
Waqas Hussain <waqas20@gmail.com>
parents:
1734
diff
changeset
|
616 }, room_mt); |
| 1734 | 617 end |
| 618 | |
| 619 return _M; |
